four americans were killed in the attack on the american consulate in benghazi last week. the nation's counter-terrorism chief telling congress heavily armed extremistsaw an opportunity to attack during protests over an anti-muslim film and took it. and the u.s. is looking for links to al qaeda. >> i would say, yes, they were killed in the course of a terrorist attack on our embassy. >> now sources are telling cnn ambassador stevens was worried about his and others safety mentioning a rise in islamic extremism and growing al qaeda presence in libya. he also mentioned being on an al qaeda hit list. john mccain was outraged last night. >> does it make any sense to you the level, or the small level of security he apparently had with him? >> it doesn't make any sense. i'll tell you what else doesn't make any sense is that the white house spokesman, secretary of state and our ambassador to the u.n. stating categorically it was not a terrorist attack when obviously it had all the earmarks of a terrorist attack including rocket propelled grenades and heavy weapons and a very well